The Biden Administration Should Offer Free, At-Home COVID testing

A few days ago, New York Mayor Bill de Blasio announced that the city would provide 500,000 free at-home COVID tests to city residents through community centers. This step toward more equitable testing came days after a heated exchange between White House spokesperson Jen Psaki and a National Public Radio reporter in which Psaki scoffed … Read more

Covid-19 news: Moderna booster stimulates antibodies against omicron

By Michael Le Page, Clare Wilson, Jessica Hamzelou, Sam Wong, Graham Lawton, Adam Vaughan, Conrad Quilty-Harper, Jason Arunn Murugesu and Layal Liverpool A Swiss soldier closes the curtain of a booth prior to the administration of a Moderna covid-19 booster jab in Switzerland. FABRICE COFFRINI/AFP via Getty Images Latest coronavirus news as of 1pm on … Read more

How Severe Are Omicron Infections?

It has been less than four weeks since the announcement that a mutation-laden coronavirus variant had been discovered in southern Africa. Since then, dozens of countries around the world have reported Omicron cases—including a worrying number of infections in people who have either been vaccinated or experienced previous SARS-CoV-2 infections. But as political leaders and public-health officials try to … Read more

COVID Quickly, Episode 21: Vaccines Against Omicron, and Pandemic Progress

Josh Fischman: Hi, and welcome to COVID, Quickly, a Scientific American podcast series. This is your fast-track update on the COVID pandemic. We bring you up to speed on the science behind the most urgent questions about the virus and the disease. We demystify the research and help you understand what it really means. I’m … Read more

Omicron: How did the coronavirus variant evolve to be so dangerous?

Omicron has become a global threat to public health thanks to a particularly dangerous set of mutations, but where did it come from? Health 17 December 2021 By Michael Le Page A technician at the Nelson Mandela School of Medicine in Durban, South Africa New York Times / Redux / eyevine We do not know … Read more

Covid-19 news: Pregnant women added to UK’s vaccine priority list

By Michael Le Page, Clare Wilson, Jessica Hamzelou, Sam Wong, Graham Lawton, Adam Vaughan, Conrad Quilty-Harper, Jason Arunn Murugesu and Layal Liverpool A pregnant woman with a plaster on her arm aire images/Getty Images Latest coronavirus news as of 11am on 17 December UK vaccine committee urges pregnant women to book jabs Pregnant women should … Read more

Why Is Omicron So Contagious?

The Omicron variant is spreading rapidly worldwide. New travel restrictions and mounting anxiety have followed this heavily mutated version of the coronavirus, which has been reported now in more than 60 countries. In South Africa, where Omicron’s 50 or so mutations were first identified, the variant has shown that it can reinfect people who already … Read more

The Risk of Vaccinated COVID Transmission Is Not Low

My two-year-old tested positive for COVID last month. My mind-numbing and costly project to keep him uninfected prior to his vaccinations had proven an abject failure. I was angry—and surprised. During the time he was likely infected, he had only been around vaccinated people when indoors. Although we know the absolute risk of serious illness … Read more

Covid-19 news: Chris Whitty urges caution as UK cases hit record level

By Michael Le Page, Clare Wilson, Jessica Hamzelou, Sam Wong, Graham Lawton, Adam Vaughan, Conrad Quilty-Harper, Jason Arunn Murugesu and Layal Liverpool Chris Whitty at a briefing on 15 December Tolga Akmen – WPA Pool/Getty Images Latest coronavirus news as of 11am on 16 December England’s chief medical officer suggests people should reduce social contacts … Read more

Covid-19 news: Myocarditis more common after infection than vaccines

By Michael Le Page, Clare Wilson, Jessica Hamzelou, Sam Wong, Graham Lawton, Adam Vaughan, Conrad Quilty-Harper, Jason Arunn Murugesu and Layal Liverpool Latest coronavirus news as of 1pm on 15 December Huge study finds myocarditis is at least four times more likely to occur after a covid-19 infection than after a vaccination Heart inflammation is … Read more